Low ambient cooling allows an air conditioner to operate even when the outside temperature is very cold. This is essential for server rooms or kitchens that generate heat year-round. The Bravo Milano Series 2 Zone 42,000 BTU has advanced controls to enable this. You can find specialized low-ambient systems in our Single Zone collection. It prevents the outdoor coil from freezing up during winter operation. This feature makes the mini-split a true 365-day climate solution.